/*
 * MIT License
 *
 * Copyright (c) 2023 北京凯特伟业科技有限公司
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.je.bpm.engine.impl.cmd;

import com.je.bpm.engine.ActivitiException;
import com.je.bpm.engine.ActivitiObjectNotFoundException;
import com.je.bpm.engine.impl.interceptor.Command;
import com.je.bpm.engine.impl.interceptor.CommandContext;
import com.je.bpm.engine.impl.persistence.entity.ProcessDefinitionEntity;
import com.je.bpm.engine.impl.util.ProcessDefinitionUtil;
import com.je.bpm.engine.repository.ProcessDefinition;

import java.io.Serializable;

/**
 *
 */
public abstract class NeedsActiveProcessDefinitionCmd<T> implements Command<T>, Serializable {

    private static final long serialVersionUID = 1L;

    protected String processDefinitionId;

    public NeedsActiveProcessDefinitionCmd(String processDefinitionId) {
        this.processDefinitionId = processDefinitionId;
    }

    @Override
    public T execute(CommandContext commandContext) {
        ProcessDefinitionEntity processDefinition = ProcessDefinitionUtil.getProcessDefinitionFromDatabase(processDefinitionId);

        if (processDefinition == null) {
            throw new ActivitiObjectNotFoundException("No process definition found for id = '" + processDefinitionId + "'", ProcessDefinition.class);
        }

        if (processDefinition.isSuspended()) {
            throw new ActivitiException("Cannot execute operation because process definition '" + processDefinition.getName() + "' (id=" + processDefinition.getId() + ") is suspended");
        }

        return execute(commandContext, processDefinition);
    }

    /**
     * Subclasses should implement this. The provided {@link ProcessDefinition} is guaranteed to be an active process definition (ie. not suspended).
     */
    protected abstract T execute(CommandContext commandContext, ProcessDefinitionEntity processDefinition);

}
